74 lines
1.3 KiB
Go
74 lines
1.3 KiB
Go
package blocks
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import (
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"image/color"
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"git.vezzani.net/ben/games/common/elements/v1"
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"git.vezzani.net/ben/games/common/elements/v1/mouse"
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"github.com/hajimehoshi/ebiten/v2"
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"github.com/hajimehoshi/ebiten/v2/vector"
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)
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func New(ops ...OptFunc) elements.InitFunc {
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return func() elements.Element {
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b := Block{}
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for i := range ops {
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ops[i](&b)
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}
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return &b
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}
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}
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type Block struct {
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anchor elements.Point
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backgroundColor *color.Color
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mouse.NopHandler
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width, height int
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name string
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}
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func (b *Block) SetAnchor(a elements.Point) {
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d := b.anchor.Delta(a)
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for i := range b.Children() {
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b.Children()[i].SetAnchor(b.Children()[i].Anchor().Add(d))
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}
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b.anchor = a
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}
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func (b *Block) Bounds() elements.Bounds {
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return elements.Bounds{
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Min: b.anchor,
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Width: b.width,
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Height: b.height,
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}
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}
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func (b *Block) Anchor() elements.Point {
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return b.anchor
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}
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func (b *Block) Size() (w, h int) {
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return b.width, b.height
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}
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func (b *Block) Draw(image *ebiten.Image) {
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bnd := b.Bounds()
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if b.backgroundColor != nil {
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vector.DrawFilledRect(
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image,
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float32(b.anchor.X),
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float32(b.anchor.Y),
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float32(bnd.Width),
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float32(bnd.Height),
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*b.backgroundColor,
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true,
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)
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}
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return
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}
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func (b *Block) Children() []elements.Element {
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return nil
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}
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